2288438 has 8 divisors (see below), whose sum is σ = 3634632. Its totient is φ = 1076896.

The previous prime is 2288399. The next prime is 2288441. The reversal of 2288438 is 8348822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2288398 and 2288407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33620 + ... + 33687.

It is an arithmetic number, because the mean of its divisors is an integer number (454329).

2^2288438 is an apocalyptic number.

2288438 is a deficient number, since it is larger than the sum of its proper divisors (1346194).

2288438 is a wasteful number, since it uses less digits than its factorization.

2288438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67326.

The product of its digits is 24576, while the sum is 35.

The square root of 2288438 is about 1512.7584076778. The cubic root of 2288438 is about 131.7790533956.

It can be divided in two parts, 22884 and 38, that added together give a palindrome (22922).

The spelling of 2288438 in words is "two million, two hundred eighty-eight thousand, four hundred thirty-eight".